<html xmlns="http://www.w3.org/1999/xhtml">
 <body>
  <table border="">
   <colgroup width="100px">
     <script>var v = document.body.offsetHeight;</script>
     <col width="500px"/>
   </colgroup>
   <tr><td>&#160;</td></tr>
  </table>
 </body>
</html>
